S
M
T
W
T
F
S
28
85°
61°
29
86°
59°
30
86°
61°
1
94°
68°
2
96°
69°
3
93°
74°
4
86°
70°
5
84°
65°
6
77°
66°
7
74°
60°
8
87°
64°
9
89°
69°
10
85°
62°
11
84°
55°
12
86°
61°
13
88°
64°
14
90°
68°
15
90°
66°
16
88°
63°
17
87°
65°
18
85°
63°
19
84°
63°
20
84°
64°
21
85°
62°
22
80°
59°
23
80°
59°
24
87°
64°
25
86°
64°
26
87°
66°
27
88°
67°
28
83°
66°
29
86°
66°
30
86°
65°
31
84°
66°
1
81°
66°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Riverside
Riverside's July 2026 forecast shows daily high temperatures ranging from 80° to 90°, with overnight lows between 55° and 69°. The average high for July is 86° with an average low of 64°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how July weather will actually feel in Riverside. See also: August | September | October.